General (Field marshal) Radomir Putnik was one of the most prominent military leaders that Serbia had in its whole history. Together with the king Milan Obrenović, Putnik was the main creator of the professional Serbian military organization. Although this two personalities staid on opposite sides regarding the views on Serbian internal and foreign policies, first Serbian king after Kosovo prized Putnik as a great military mind and theorist. Within the Serbian military history Putnik will be remembered as a war commandant, professor of tactics and general staff service, strategist and creator of Serbian war plans against Ottomans, Austria-Hungary and Bulgaria. For whole his work was of a great value his commanding experience from the wars Serbia fought against Turky in 1876-1878 and Bulgaria 1885/86 in which he acted as a brigade commander and chief of staff of infantry division. During the 1880’s and 1890’s Putnik was a professor on Serbian war collage and deputy chief of Main General staff. Because of political reasons he was retired in 1896. Reactivated after Coup d'état from 1903 on he was the main figure of Serbian military. In that period he managed to create and fully implement new military doctrine based on German mission type tactics, adopted to the Serbian specifics. His contribution to modernization of Serbian army in the period between 1903 and 1912 was also tremendous. In that period, thanks to his work, Serbia managed to create an army in strength of 10 infantry and one cavalry division obtaining 12% of its all population. Thanks to Putnik’s understanding this army was also very well equipped with modern rapid - fire artillery and guns, airplains, signal equipment and motor cars. Putnik was creator of Serbian mobilization, concentration and operational plans, and one of the most responsible persons for battle success Serbia gained during the wars fought from 1912 to 1918.